PT2462063T - Sistema de lavagem de compostos nitro aromáticos - Google Patents

Sistema de lavagem de compostos nitro aromáticos

Info

Publication number
PT2462063T
PT2462063T PT97861470T PT09786147T PT2462063T PT 2462063 T PT2462063 T PT 2462063T PT 97861470 T PT97861470 T PT 97861470T PT 09786147 T PT09786147 T PT 09786147T PT 2462063 T PT2462063 T PT 2462063T
Authority
PT
Portugal
Prior art keywords
washing system
nitroaromatic compounds
nitroaromatic
compounds
washing
Prior art date
Application number
PT97861470T
Other languages
English (en)
Inventor
Berretta Sergio
Original Assignee
Noram Int Ltd
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Noram Int Ltd filed Critical Noram Int Ltd
Publication of PT2462063T publication Critical patent/PT2462063T/pt

Links

Classifications

    • C—CHEMISTRY; METALLURGY
    • C07—ORGANIC CHEMISTRY
    • C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
    • C07C201/00—Preparation of esters of nitric or nitrous acid or of compounds containing nitro or nitroso groups bound to a carbon skeleton
    • C07C201/06—Preparation of nitro compounds
    • C07C201/16—Separation; Purification; Stabilisation; Use of additives
    • C—CHEMISTRY; METALLURGY
    • C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02F1/00—Treatment of water, waste water, or sewage
    • C02F1/02—Treatment of water, waste water, or sewage by heating
    • C02F1/04—Treatment of water, waste water, or sewage by heating by distillation or evaporation
    • C—CHEMISTRY; METALLURGY
    • C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02F1/00—Treatment of water, waste water, or sewage
    • C02F1/20—Treatment of water, waste water, or sewage by degassing, i.e. liberation of dissolved gases
    • C—CHEMISTRY; METALLURGY
    • C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02F2101/00—Nature of the contaminant
    • C02F2101/30—Organic compounds
    • C02F2101/38—Organic compounds containing nitrogen
    • C—CHEMISTRY; METALLURGY
    • C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02F2209/00—Controlling or monitoring parameters in water treatment
    • C02F2209/06—Controlling or monitoring parameters in water treatment pH

Landscapes

  • Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Hydrology & Water Resources (AREA)
  • Engineering & Computer Science (AREA)
  • Environmental & Geological Engineering (AREA)
  • Water Supply & Treatment (AREA)
  • Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
  • Vaporization, Distillation, Condensation, Sublimation, And Cold Traps (AREA)
PT97861470T 2009-08-18 2009-08-18 Sistema de lavagem de compostos nitro aromáticos PT2462063T (pt)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
PCT/IB2009/006570 WO2011021057A1 (en) 2009-08-18 2009-08-18 Washing system for nitroaromatic compounds

Publications (1)

Publication Number Publication Date
PT2462063T true PT2462063T (pt) 2016-07-07

Family

ID=42101340

Family Applications (1)

Application Number Title Priority Date Filing Date
PT97861470T PT2462063T (pt) 2009-08-18 2009-08-18 Sistema de lavagem de compostos nitro aromáticos

Country Status (7)

Country Link
US (1) US9040758B2 (pt)
EP (2) EP2462063B1 (pt)
KR (1) KR101612987B1 (pt)
CN (1) CN102471092B (pt)
HU (1) HUE030104T2 (pt)
PT (1) PT2462063T (pt)
WO (1) WO2011021057A1 (pt)

Families Citing this family (14)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2012156095A1 (de) 2011-05-19 2012-11-22 Josef Meissner Gmbh & Co. Kg Verfahren und vorrichtung zur aufreinigung von nitrierprodukten
US8697921B2 (en) 2011-08-09 2014-04-15 Basf Se Process for purifying wastewaters from the workup of crude aromatic nitro compounds
WO2013020798A1 (de) * 2011-08-09 2013-02-14 Basf Se Verfahren zur aufreinigung von abwässern aus der aufarbeitung von rohen aromatischen nitroverbindungen
US20130041188A1 (en) * 2011-08-09 2013-02-14 Basf Se Process for purifying wastewaters from the workup of crude aromatic nitro compounds
WO2013020961A1 (de) * 2011-08-09 2013-02-14 Basf Se Verfahren zur aufreinigung von abwässern aus der aufarbeitung von rohen aromatischen nitroverbindungen
DE102011081898A1 (de) 2011-08-31 2013-02-28 Bayer Materialscience Aktiengesellschaft Verfahren zur kontinuierlichen Herstellung von Nitrobenzol
HUE029723T2 (en) * 2012-04-25 2017-03-28 Basf Se A method for washing dinitrotoluene
JP6518650B2 (ja) 2013-04-18 2019-05-22 コベストロ、ドイチュラント、アクチエンゲゼルシャフトＣｏｖｅｓｔｒｏ Ｄｅｕｔｓｃｈｌａｎｄ Ａｇ ニトロベンゼン製造から出る廃水の再処理方法
WO2014170250A1 (de) 2013-04-18 2014-10-23 Bayer Materialscience Ag Verfahren zur aufarbeitung von abwasser aus der nitro-benzolherstellung
PT106909B (pt) * 2013-04-26 2017-06-01 Cuf - Quim Ind S A Processo e equipamento para remoção de impurezas de compostos aromáticos nitrados
US10023524B2 (en) 2014-06-24 2018-07-17 Covestro Deutschland Ag Process for producing nitrobenzene
DE102015106617B4 (de) * 2014-07-07 2017-09-21 Josef Meissner Gmbh & Co. Kg Verfahren zur Aufreinigung von Rohdinitrotoluolen
CN104447343A (zh) * 2014-10-29 2015-03-25 青岛科技大学 一种邻硝基甲苯分离过程中副产蒸汽的方法
KR102359870B1 (ko) * 2015-06-12 2022-02-08 노람 인터내셔널 리미티드 니트로화 공정으로부터 니트로화된 방향족 화합물을 정제하는 방법

Family Cites Families (13)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3936360A (en) * 1971-04-07 1976-02-03 The Standard Oil Company Process for distillation and recovery of olefinic nitriles
US4371731A (en) * 1981-09-04 1983-02-01 Phillips Petroleum Company Alkylation process
US4597875A (en) * 1985-05-07 1986-07-01 Air Products And Chemicals, Inc. Precipitative removal of nitrocresols from dinitrotoluene waste streams
US4604214A (en) 1985-08-16 1986-08-05 Air Products And Chemicals, Inc. Removal of nitrocresols from dinitrotoluene waste streams using fentons reagent
US4925565A (en) * 1988-09-12 1990-05-15 First Chemical Corporation Process for extracting and disposing of nitrophenolic by-products
US5124026A (en) * 1989-07-18 1992-06-23 Amoco Corporation Three-stage process for deasphalting resid, removing fines from decanted oil and apparatus therefor
FR2714666B1 (fr) * 1993-12-31 1996-03-01 Rhone Poulenc Chimie Procédé d'élimination d'effluents aqueux comprenant notamment des composés hydroxynitroaromatiques.
US5763696A (en) 1997-03-26 1998-06-09 Arco Chemical Technology, L.P. Removal of dinitrotoluene from process water
US6288289B1 (en) 2000-01-27 2001-09-11 Noram Engineering And Constructors Ltd. Integrated effluent treatment process for nitroaromatic manufacture
US6506948B1 (en) * 2002-02-07 2003-01-14 Air Products And Chemicals, Inc. Toluene extraction of dinitrotoluene wash water
DE102004017628A1 (de) 2004-04-10 2005-11-03 Bayer Materialscience Ag Verfahren zur Aufarbeitung von aromatische Nitroverbindungen enthaltenden Abwässern
DE102005050106B4 (de) * 2005-10-18 2008-04-30 Josef Meissner Gmbh & Co. Kg Rückgewinnung von Nitriersäuregemischen aus Nitrienprozessen
DE102006004943A1 (de) * 2006-02-03 2007-08-09 Bayer Materialscience Ag Verfahren zur Herstellung von Nitrobenzol

Also Published As

Publication number Publication date
US9040758B2 (en) 2015-05-26
EP2465823A2 (en) 2012-06-20
KR20120073233A (ko) 2012-07-04
CN102471092A (zh) 2012-05-23
CN102471092B (zh) 2013-11-06
EP2465823A3 (en) 2012-08-22
HUE030104T2 (en) 2017-04-28
US20120136181A1 (en) 2012-05-31
EP2462063A1 (en) 2012-06-13
WO2011021057A1 (en) 2011-02-24
KR101612987B1 (ko) 2016-04-15
EP2462063B1 (en) 2016-05-04

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